Pith Number

pith:7B26V3ES

pith:2026:7B26V3ESO4UDEV3LDWTYBB2MTL

not attested not anchored not stored refs pending

On the Strong Quasiconvexity of Norms and Distance Functions

N. M. Nam, V. S. T. Long

arxiv:2605.25614 v1 · 2026-05-25 · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7B26V3ESO4UDEV3LDWTYBB2MTL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-26T02:04:46.525354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f875eaec92772832576b1da780874c9ada5b3ff5654039c44db7c786ea9fb544

Aliases

arxiv: 2605.25614 · arxiv_version: 2605.25614v1 · doi: 10.48550/arxiv.2605.25614 · pith_short_12: 7B26V3ESO4UD · pith_short_16: 7B26V3ESO4UDEV3L · pith_short_8: 7B26V3ES

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/7B26V3ESO4UDEV3LDWTYBB2MTL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f875eaec92772832576b1da780874c9ada5b3ff5654039c44db7c786ea9fb544

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de2ecfd0ee7716f206a18a364ccb67ebd53fb79fa798cdec489d195d2cf46bd0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-25T09:12:45Z",
    "title_canon_sha256": "4b84544f3f460df80b9af813cdd55b26c2984f3847c1151ce683236a97d41c8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25614",
    "kind": "arxiv",
    "version": 1
  }
}